Home / 55,389,626.25-83,010,172.51-43,108,419.09

Finding the Fourth Proportional to 55,389,626.25, 83,010,172.51 and 43,108,419.09

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Solution

The fourth proportional to 55,389,626.25, 83,010,172.51 and 43,108,419.09 is: 64,604,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,389,626.25 : 83,010,172.51 = 43,108,419.09 : x
  2. Step 2: Convert to fraction form
    55,389,626.25/83,010,172.51 = 43,108,419.09/x
  3. Step 3: Cross multiply
    55,389,626.25x = 83,010,172.51 × 43,108,419.09
  4. Step 4: Simplify right side
    55,389,626.25x = 3,578,437,304,663,684
  5. Step 5: Solve for x
    x = 3,578,437,304,663,684/55,389,626.25
  6. Step 6: Final answer
    x = 64,604,828.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.